Change axis to 0D in cumsum tests. (#10715)
Change axis to 0D in cumsum tests. (#10715)

* changing axis to 0

* if def for openvino

* removing extra header

* include changes

* pass in 0D scalar

* Add comment explaining change.
microsoft/onnxruntime,microsoft/onnxruntime,microsoft/onnxruntime,microsoft/onnxruntime,microsoft/onnxruntime,microsoft/onnxruntime,microsoft/onnxruntime,microsoft/onnxruntime,microsoft/onnxruntime,microsoft/onnxruntime,microsoft/onnxruntime,microsoft/onnxruntime